first try to implement proxy tickets
[django-cas-provider.git] / cas_provider / tests.py
index c876148..2165fee 100644 (file)
@@ -1,20 +1,72 @@
+import StringIO
+import urllib2
+from xml import etree
+from xml.etree import ElementTree
+from cas_provider.attribute_formatters import CAS, NSMAP
 from cas_provider.models import ServiceTicket
-from cas_provider.views import _cas2_sucess_response, _cas2_error_response, \
-    INVALID_TICKET
+from cas_provider.views import _cas2_sucess_response, INVALID_TICKET, _cas2_error_response
 from django.contrib.auth.models import User
 from django.core.urlresolvers import reverse
 from django.test import TestCase
 from urlparse import urlparse
+from django.conf import settings
+import cas_provider
+
+def dummy_urlopen(url):
+    pass
 
 
 class ViewsTest(TestCase):
 
-    fixtures = ['cas_users.json', ]
+    fixtures = ['cas_users', ]
 
     def setUp(self):
         self.service = 'http://example.com/'
 
 
+    def test_successful_login_with_proxy(self):
+        urllib2.urlopen = dummy_urlopen # monkey patching urllib2.urlopen so that the testcase doesnt really opens a url
+        proxyTarget = "http://my.sweet.service"
+
+        response = self._login_user('root', '123')
+        response = self._validate_cas2(response, True, proxyTarget )
+
+        # Test: I'm acting as the service that will call another service
+        # Step 1: Get the proxy granting ticket
+        responseXml = ElementTree.parse(StringIO.StringIO(response.content))
+        auth_success = responseXml.find(CAS + 'authenticationSuccess', namespaces=NSMAP)
+        pgt = auth_success.find(CAS + "proxyGrantingTicket", namespaces=NSMAP)
+        user = auth_success.find(CAS + "user", namespaces=NSMAP)
+        self.assertEqual('root', user.text)
+        self.assertIsNotNone(pgt.text)
+        self.assertTrue(pgt.text.startswith('PGTIOU'))
+
+        #Step 2: Get the actual proxy ticket
+        proxyTicketResponse = self.client.get(reverse('proxy'), {'targetService': proxyTarget, 'pgt': pgt.text}, follow=False)
+        proxyTicketResponseXml = ElementTree.parse(StringIO.StringIO(proxyTicketResponse.content))
+        self.assertIsNotNone(proxyTicketResponseXml.find(CAS + "proxySuccess", namespaces=NSMAP))
+        self.assertIsNotNone(proxyTicketResponseXml.find(CAS + "proxySuccess/cas:proxyTicket", namespaces=NSMAP))
+        proxyTicket = proxyTicketResponseXml.find(CAS + "proxySuccess/cas:proxyTicket", namespaces=NSMAP);
+
+        #Step 3: I have the proxy ticket I can talk to some other backend service as the currently logged in user!
+        proxyValidateResponse = self.client.get(reverse('cas_proxy_validate'), {'ticket': proxyTicket.text, 'service': proxyTarget, 'pgtUrl': None})
+        proxyValidateResponseXml = ElementTree.parse(StringIO.StringIO(proxyValidateResponse.content))
+
+        auth_success_2 = proxyValidateResponseXml.find(CAS + 'authenticationSuccess', namespaces=NSMAP)
+        user_2 = auth_success.find(CAS + "user", namespaces=NSMAP)
+        proxies  = auth_success.find(CAS + "proxies")
+        self.assertIsNotNone(auth_success_2)
+        self.assertEqual(user.text, user_2.text)
+        self.assertIsNotNone(proxies)
+
+
+    def test_successful_proxy_chaining(self):
+        self.assertFalse(True)
+
+    def test_successful_service_not_matching_in_request_to_proxy(self):
+        self.assertFalse(True)
+
+
     def test_succeessful_login(self):
         response = self._login_user('root', '123')
         self._validate_cas1(response, True)
@@ -35,12 +87,16 @@ class ViewsTest(TestCase):
         self.assertTemplateUsed(response, 'cas/warn.html')
 
 
+    def _cas_logout(self):
+        response = self.client.get(reverse('cas_logout'), follow=False)
+        self.assertEqual(response.status_code, 200)
+
+
     def test_logout(self):
         response = self._login_user('root', '123')
         self._validate_cas1(response, True)
 
-        response = self.client.get(reverse('cas_logout'), follow=False)
-        self.assertEqual(response.status_code, 200)
+        self._cas_logout()
 
         response = self.client.get(reverse('cas_login'), follow=False)
         self.assertEqual(response.status_code, 200)
@@ -58,7 +114,58 @@ class ViewsTest(TestCase):
 
     def test_cas2_success_validate(self):
         response = self._login_user('root', '123')
-        self._validate_cas2(response, True)
+        response = self._validate_cas2(response, True)
+        user = User.objects.get(username=self.username)
+        self.assertEqual(response.content, _cas2_sucess_response(user).content)
+
+    def test_cas2_custom_attrs(self):
+        settings.CAS_CUSTOM_ATTRIBUTES_CALLBACK = cas_mapping
+        response = self._login_user('editor', '123')
+
+        response = self._validate_cas2(response, True)
+        self.assertEqual(response.content, '''<cas:serviceResponse xmlns:cas="http://www.yale.edu/tp/cas">'''
+                                           '''<cas:authenticationSuccess>'''
+                                           '''<cas:user>editor</cas:user>'''
+                                           '''<cas:attributes>'''
+                                           '''<cas:attraStyle>Jasig</cas:attraStyle>'''
+                                           '''<cas:group>editor</cas:group>'''
+                                           '''<cas:is_staff>True</cas:is_staff>'''
+                                           '''<cas:is_active>True</cas:is_active>'''
+                                           '''<cas:email>editor@exapmle.com</cas:email>'''
+                                           '''</cas:attributes>'''
+                                           '''</cas:authenticationSuccess>'''
+                                           '''</cas:serviceResponse>''')
+
+        self._cas_logout()
+        response = self._login_user('editor', '123')
+        settings.CAS_CUSTOM_ATTRIBUTES_FORMATER = 'cas_provider.attribute_formatters.ruby_cas'
+        response = self._validate_cas2(response, True)
+        self.assertEqual(response.content, '''<cas:serviceResponse xmlns:cas="http://www.yale.edu/tp/cas">'''
+                                           '''<cas:authenticationSuccess>'''
+                                           '''<cas:user>editor</cas:user>'''
+                                           '''<cas:attraStyle>RubyCAS</cas:attraStyle>'''
+                                           '''<cas:group>editor</cas:group>'''
+                                           '''<cas:is_staff>True</cas:is_staff>'''
+                                           '''<cas:is_active>True</cas:is_active>'''
+                                           '''<cas:email>editor@exapmle.com</cas:email>'''
+                                           '''</cas:authenticationSuccess>'''
+                                           '''</cas:serviceResponse>''')
+
+        self._cas_logout()
+        response = self._login_user('editor', '123')
+        settings.CAS_CUSTOM_ATTRIBUTES_FORMATER = 'cas_provider.attribute_formatters.name_value'
+        response = self._validate_cas2(response, True)
+        self.assertEqual(response.content, '''<cas:serviceResponse xmlns:cas="http://www.yale.edu/tp/cas">'''
+                                           '''<cas:authenticationSuccess>'''
+                                           '''<cas:user>editor</cas:user>'''
+                                           '''<cas:attribute name="attraStyle" value="Name-Value"/>'''
+                                           '''<cas:attribute name="group" value="editor"/>'''
+                                           '''<cas:attribute name="is_staff" value="True"/>'''
+                                           '''<cas:attribute name="is_active" value="True"/>'''
+                                           '''<cas:attribute name="email" value="editor@exapmle.com"/>'''
+                                           '''</cas:authenticationSuccess>'''
+                                           '''</cas:serviceResponse>''')
+
 
     def test_cas2_fail_validate(self):
         for user, pwd in (('root', '321'), ('notroot', '123'), ('nonactive', '123')):
@@ -111,16 +218,17 @@ class ViewsTest(TestCase):
             self.assertEqual(response.content, u'no\n\n')
 
 
-    def _validate_cas2(self, response, is_correct=True):
+    def _validate_cas2(self, response, is_correct=True, pgtUrl = None):
         if is_correct:
             self.assertEqual(response.status_code, 302)
             self.assertTrue(response.has_header('location'))
             location = urlparse(response['location'])
             ticket = location.query.split('=')[1]
-
-            response = self.client.get(reverse('cas_service_validate'), {'ticket': ticket, 'service': self.service}, follow=False)
+            if pgtUrl:
+                response = self.client.get(reverse('cas_service_validate'), {'ticket': ticket, 'service': self.service, 'pgtUrl': pgtUrl}, follow=False)
+            else:
+                response = self.client.get(reverse('cas_service_validate'), {'ticket': ticket, 'service': self.service}, follow=False)
             self.assertEqual(response.status_code, 200)
-            self.assertEqual(response.content, _cas2_sucess_response(self.username).content)
         else:
             self.assertEqual(response.status_code, 200)
             self.assertEqual(len(response.context['form'].errors), 1)
@@ -128,7 +236,7 @@ class ViewsTest(TestCase):
             response = self.client.get(reverse('cas_service_validate'), {'ticket': 'ST-12312312312312312312312', 'service': self.service}, follow=False)
             self.assertEqual(response.status_code, 200)
             self.assertEqual(response.content, _cas2_error_response(INVALID_TICKET).content)
-
+        return response
 
 class ModelsTestCase(TestCase):
 
@@ -141,3 +249,11 @@ class ModelsTestCase(TestCase):
         ticket = ServiceTicket.objects.create(service='http://example.com', user=self.user)
         self.assertEqual(ticket.get_redirect_url(), '%(service)s?ticket=%(ticket)s' % ticket.__dict__)
 
+
+def cas_mapping(user):
+    return {
+        'is_staff': unicode(user.is_staff),
+        'is_active': unicode(user.is_active),
+        'email': user.email,
+        'group': [g.name for g in user.groups.all()]
+    }